Simplify the Expression $$a ^ { 4 } \cdot a ^ { - 5 } \cdot a ^ { - 2 }$$

question 3

Multiple Choice

Simplify the expression. Express the final result without using zero or negative integers as exponents. $$a ^ { 4 } \cdot a ^ { - 5 } \cdot a ^ { - 2 }$$

• A) \(\frac { a ^ { 4 } } { a ^ { 7 } }\)
• B) \(\frac { 1 } { a ^ { 3 } }\)
• C) \(\frac { 1 } { a ^ { 4 } }\)
• D) \(a\)
• E) \(\frac { a ^ { 4 } } { a ^ { 10 } }\)

Apply the principles of compound interest in various financial scenarios.

Understand and calculate payment amounts for mortgages, loans, and annuities, including extra payment scenarios.

Differentiate between end-of-period and beginning-of-period payment scenarios and their impact on financial calculations.

Analyze the impact of different compounding periods (monthly, quarterly, annually) on the accumulation or payment of interest.

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